# -*- coding: utf-8 -*-
#
# This file is part of PyGaze - the open-source toolbox for eye tracking
#
#	PyGaze is a Python module for easily creating gaze contingent experiments
#	or other software (as well as non-gaze contingent experiments/software)
#	Copyright (C) 2012-2013  Edwin S. Dalmaijer
#
#	This program is free software: you can redistribute it and/or modify
#	it under the terms of the GNU General Public License as published by
#	the Free Software Foundation, either version 3 of the License, or
#	(at your option) any later version.
#
#	This program is distributed in the hope that it will be useful,
#	but WITHOUT ANY WARRANTY; without even the implied warranty of
#	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#	GNU General Public License for more details.
#
#	You should have received a copy of the GNU General Public License
#	along with this program.  If not, see <http://www.gnu.org/licenses/>

from pygaze.py3compat import *
from pygaze import settings
from libopensesame.exceptions import osexception
from openexp.canvas import canvas
from openexp.keyboard import keyboard
from pygaze._display.basedisplay import BaseDisplay
# we try importing the copy_docstr function, but as we do not really need it
# for a proper functioning of the code, we simply ignore it when it fails to
# be imported correctly
try:
	from pygaze._misc.misc import copy_docstr
except:
	pass


class OSDisplay(BaseDisplay):

	# See _display.basedisplay.BaseDisplay for documentation

	def __init__(self, **args):

		# See _display.basedisplay.BaseDisplay for documentation
		
		# try to import copy docstring (but ignore it if it fails, as we do
		# not need it for actual functioning of the code)
		try:
			copy_docstr(BaseDisplay, OSDisplay)
		except:
			# we're not even going to show a warning, since the copied
			# docstring is useful for code editors; these load the docs
			# in a non-verbose manner, so warning messages would be lost
			pass
		
		self.experiment = settings.osexperiment
		self.canvas = canvas(self.experiment)
		self.dispsize = self.experiment.resolution()

	def show(self):

		# See _display.basedisplay.BaseDisplay for documentation

		return self.canvas.show()

	def show_part(self, rect, screen=None):

		# See _display.basedisplay.BaseDisplay for documentation

		return self.canvas.show()

	def fill(self, screen=None):

		# See _display.basedisplay.BaseDisplay for documentation

		if screen != None:
			self.canvas = screen.canvas
		else:
			self.canvas = canvas(self.experiment)

	def close(self):

		# See _display.basedisplay.BaseDisplay for documentation

		pass
